The realization space is
  [1   1   0   0   1   1        0          1          2        1    1]
  [1   0   1   0   1   0        2   2*x1 - 1   2*x1 - 2   x1 - 1   x1]
  [0   0   0   1   1   1   x1 - 2         x1         x1        2    2]
in the multivariate polynomial ring in 1 variable over ZZ
within the vanishing set of the ideal
Ideal (x1^2 - 4*x1 + 2)
avoiding the zero loci of the polynomials
RingElem[2, x1 - 2, x1 - 4, x1^2 - 5*x1 + 8, x1 - 3, x1, x1 - 1, x1^2 - 3*x1 + 1, x1^2 - 3*x1 - 2, x1^2 - 2*x1 - 4, x1^2 - 2*x1 - 2, x1 + 1, x1^2 - 6*x1 + 4, x1^2 - 5*x1 + 2, 3*x1 - 4, 2*x1^2 - 7*x1 + 2, 2*x1^2 - 7*x1 + 4, 3*x1 - 2, 2*x1 - 1]